Home / 7,429.92-11,145.21-3,044.30

Finding the Fourth Proportional to 7,429.92, 11,145.21 and 3,044.30

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Solution

The fourth proportional to 7,429.92, 11,145.21 and 3,044.30 is: 4,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.92 : 11,145.21 = 3,044.30 : x
  2. Step 2: Convert to fraction form
    7,429.92/11,145.21 = 3,044.30/x
  3. Step 3: Cross multiply
    7,429.92x = 11,145.21 × 3,044.30
  4. Step 4: Simplify right side
    7,429.92x = 33,929,307.08
  5. Step 5: Solve for x
    x = 33,929,307.08/7,429.92
  6. Step 6: Final answer
    x = 4,566.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.